2016688180

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{52057}}^1$

素因数の和:52228

約数の個数: 48

約数和(自身を含む): 4591515600

約数和(自身を除く): 2574827420

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 149, 260, 298, 596, 745, 1490, 1937, 2980, 3874, 7748, 9685, 19370, 38740, 52057, 104114, 208228, 260285, 520570, 676741, 1041140, 1353482, 2706964, 3383705, 6767410, 7756493, 13534820, 15512986, 31025972, 38782465, 77564930, 100834409, 155129860, 201668818, 403337636, 504172045, 1008344090, 2016688180]

約数ペア:

[(1, 2016688180), (2, 1008344090), (4, 504172045), (5, 403337636), (10, 201668818), (13, 155129860), (20, 100834409), (26, 77564930), (52, 38782465), (65, 31025972), (130, 15512986), (149, 13534820), (260, 7756493), (298, 6767410), (596, 3383705), (745, 2706964), (1490, 1353482), (1937, 1041140), (2980, 676741), (3874, 520570), (7748, 260285), (9685, 208228), (19370, 104114), (38740, 52057)]